“…Rail transit security check needs to fully consider the passenger's "put and take luggage" and "wait for luggage" carrying behavior, analyze the security check service process of human check and item check, and study the security check mode under different scenarios. The study shows that the main factors affecting the speed of passenger entry security check include queue length, luggage size, luggage quantity, etc., but not much related to passenger characteristics [12]. Therefore, during peak hours, passengers carrying luggage mainly involve various handbags, backpacks, carry-on bags, suitcases, etc.…”